Wednesday
September 17, 2014

Homework Help: CHEM EQB

Posted by NIC on Tuesday, November 6, 2012 at 12:56pm.

How many ml of 0.2M NaH2PO4 should b added to 40 mL of 0.1M Na3PO4 to make the buffer pH 7.2.
Ka1:1.1 x 10^-2
Ka2:7.5 x 10^-8
Ka3:4.8 x 10^-13

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

ap chem - you have 1.00 liter each of 0.10 M Na3PO4, Na2HPO4, NaH2po4 ka 1= 7.5*...
science - If 1,2,3,4 moles of H3po4, nah2po4, na2hpo4, and na3po4 are mixed in ...
Chemistry - What is the hydronium ion concentration of a buffer solution that is...
Chemistry - H3PO4 Ka1= 7.5x10^-3 Ka2= 6.2x10^-8 Ka3=4.2x10-^13 Explain how you ...
Chemistry - Whatis the pH of a buffer that results when 0.05mol of Na3PO4 is ...
Chemistry - The Ka values of H3PO4 are shown below. Ka1 7.5 10-3 Ka2 6.2 10-8 ...
Chemistry - The Ka values of H3PO4 are shown below. Ka1 7.5 10-3 Ka2 6.2 10-8 ...
college chem - You are instructed to create 400. mL of a 0.40 M phosphate buffer...
Chemistry - A buffer consists of 0.16 M KHCO3 and 0.39 M K2CO3. Carbonic acid is...
Chemistry - pKa1 = 2.148, pKa2 = 7.198, pKa3 = 12.375 You wish to prepare 1.000L...

Search
Members